National 484058 Wheel Seal - Rear

National 484058 Wheel Seal Overview

The National 484058 wheel seal is engineered for reliable sealing performance in Dodge vehicles including the Challenger, Charger, Dart, and Monaco models. Designed with precision dimensions and durable nitrile material, this oil seal helps maintain driveline integrity and prevent leaks.

• Inside diameter: 1.322 inches (33.580 mm)
• Outside diameter: 2.231 inches (56.670 mm)
• Width: 0.375 inches (9.530 mm)
• Material: Nitrile rubber for resistance to oil and wear
• Redicoat surface treatment for enhanced durability
• Housing bore size: 2.227 inches (56.570 mm)
• Part number: 484058, Series 480000, Type 48

Detailed Product Description

This National wheel seal (part number 484058) is specifically designed to fit the shaft and housing bore dimensions commonly found in Dodge Challenger, Charger, Dart, and Monaco driveline assemblies. Constructed from nitrile, the seal offers effective resistance to oil, grease, and other automotive fluids, ensuring a tight seal around the axle shaft with an inside diameter of 1.322 inches and an outside diameter of 2.231 inches. The Redicoat coating enhances the seal’s surface, reducing friction and extending service life. With a width of 0.375 inches, this oil seal fits securely within the housing bore of 2.227 inches, maintaining proper sealing under typical operating conditions.

Common Applications and Problem Solving

• Prevents oil leaks from wheel hubs and axle assemblies
• Protects driveline components from dirt and contaminants
• Reduces wear on axle shafts by maintaining lubrication
• Helps avoid costly repairs due to seal failure or fluid loss
• Maintains proper pressure and fluid retention in driveline systems

Installation Notes and Tips

• Ensure the shaft and housing bore are clean and free of debris before installation
• Use appropriate tools to press the seal evenly into the housing bore without distortion
• Verify the seal orientation matches the original part to maintain proper sealing direction
• Check shaft surface for wear or damage that could compromise seal performance
• Lubricate the seal lip lightly with compatible grease or oil prior to installation

Quality Assurance and Warranty

National’s 484058 wheel seal is manufactured to meet industry standards for durability and fitment accuracy. The nitrile material and Redicoat treatment provide consistent performance in demanding automotive environments. While specific warranty terms may vary, National typically offers coverage against manufacturing defects to ensure reliability in Dodge Challenger, Charger, Dart, and Monaco applications.